Contactless fingerprint image acquistion method using smartphone

The present invention, more particularly to vary in size of the camera lens built into the smart phone of the non-contact type fingerprint identification method utilizing a smart phone, but it is possible to generate an optimal fingerprint image without distortion, the conventional widely spread in gatchumyeo the fingerprint image is compatible with the optical fingerprint reader, a smart phone utilizing the enhanced further utilization to enable the conversion into an image (ISO19794-4) and the optimal fingerprint data (ISO19794-2) standard for the international non-contact fingerprint It relates to the recognition method.